Finding the Fourth Proportional to 99,493.86, 149,235.90 and 37,159.50

Step by Step Solution

1. Step 1: Write the proportion equation
   99,493.86 : 149,235.90 = 37,159.50 : x
2. Step 2: Convert to fraction form
   99,493.86/149,235.90 = 37,159.50/x
3. Step 3: Cross multiply
   99,493.86x = 149,235.90 × 37,159.50
4. Step 4: Simplify right side
   99,493.86x = 5,545,531,426.05
5. Step 5: Solve for x
   x = 5,545,531,426.05/99,493.86
6. Step 6: Final answer
   x = 55,737.42