Finding the Fourth Proportional to 13,230,162,976.55, 19,849,116,991.58 and 4,266,171,962.42

Step by Step Solution

1. Step 1: Write the proportion equation
   13,230,162,976.55 : 19,849,116,991.58 = 4,266,171,962.42 : x
2. Step 2: Convert to fraction form
   13,230,162,976.55/19,849,116,991.58 = 4,266,171,962.42/x
3. Step 3: Cross multiply
   13,230,162,976.55x = 19,849,116,991.58 × 4,266,171,962.42
4. Step 4: Simplify right side
   13,230,162,976.55x = 84,679,746,388,152,434,688
5. Step 5: Solve for x
   x = 84,679,746,388,152,434,688/13,230,162,976.55
6. Step 6: Final answer
   x = 6,400,506,670.88