Finding the Fourth Proportional to 12,857,096.32, 19,284,463.47 and 4,337,506.60

Step by Step Solution

1. Step 1: Write the proportion equation
   12,857,096.32 : 19,284,463.47 = 4,337,506.60 : x
2. Step 2: Convert to fraction form
   12,857,096.32/19,284,463.47 = 4,337,506.60/x
3. Step 3: Cross multiply
   12,857,096.32x = 19,284,463.47 × 4,337,506.60
4. Step 4: Simplify right side
   12,857,096.32x = 83,646,487,578,583.89
5. Step 5: Solve for x
   x = 83,646,487,578,583.89/12,857,096.32
6. Step 6: Final answer
   x = 6,505,861.47