Finding the Fourth Proportional to 361,737,153.50, 542,387,268.42 and 162,279,914.42

Step by Step Solution

1. Step 1: Write the proportion equation
   361,737,153.50 : 542,387,268.42 = 162,279,914.42 : x
2. Step 2: Convert to fraction form
   361,737,153.50/542,387,268.42 = 162,279,914.42/x
3. Step 3: Cross multiply
   361,737,153.50x = 542,387,268.42 × 162,279,914.42
4. Step 4: Simplify right side
   361,737,153.50x = 88,018,559,501,695,152
5. Step 5: Solve for x
   x = 88,018,559,501,695,152/361,737,153.50
6. Step 6: Final answer
   x = 243,321,866.86