Finding the Fourth Proportional to 19,581,960.42, 29,362,803.57 and 8,789,968.35

Step by Step Solution

1. Step 1: Write the proportion equation
   19,581,960.42 : 29,362,803.57 = 8,789,968.35 : x
2. Step 2: Convert to fraction form
   19,581,960.42/29,362,803.57 = 8,789,968.35/x
3. Step 3: Cross multiply
   19,581,960.42x = 29,362,803.57 × 8,789,968.35
4. Step 4: Simplify right side
   19,581,960.42x = 258,098,114,047,567
5. Step 5: Solve for x
   x = 258,098,114,047,567/19,581,960.42
6. Step 6: Final answer
   x = 13,180,402.19