Finding the Fourth Proportional to 342,885,158.39, 473,181,158.50 and 186,252,387.89

Step by Step Solution

1. Step 1: Write the proportion equation
   342,885,158.39 : 473,181,158.50 = 186,252,387.89 : x
2. Step 2: Convert to fraction form
   342,885,158.39/473,181,158.50 = 186,252,387.89/x
3. Step 3: Cross multiply
   342,885,158.39x = 473,181,158.50 × 186,252,387.89
4. Step 4: Simplify right side
   342,885,158.39x = 88,131,120,672,350,032
5. Step 5: Solve for x
   x = 88,131,120,672,350,032/342,885,158.39
6. Step 6: Final answer
   x = 257,028,099.69