Finding the Fourth Proportional to 19,628,092.48, 29,468,688.72 and 13,547,706.88

Step by Step Solution

1. Step 1: Write the proportion equation
   19,628,092.48 : 29,468,688.72 = 13,547,706.88 : x
2. Step 2: Convert to fraction form
   19,628,092.48/29,468,688.72 = 13,547,706.88/x
3. Step 3: Cross multiply
   19,628,092.48x = 29,468,688.72 × 13,547,706.88
4. Step 4: Simplify right side
   19,628,092.48x = 399,233,156,916,522.38
5. Step 5: Solve for x
   x = 399,233,156,916,522.38/19,628,092.48
6. Step 6: Final answer
   x = 20,339,885.67