Finding the Fourth Proportional to 91,892.48, 137,773.85 and 35,685.77

Step by Step Solution

1. Step 1: Write the proportion equation
   91,892.48 : 137,773.85 = 35,685.77 : x
2. Step 2: Convert to fraction form
   91,892.48/137,773.85 = 35,685.77/x
3. Step 3: Cross multiply
   91,892.48x = 137,773.85 × 35,685.77
4. Step 4: Simplify right side
   91,892.48x = 4,916,565,055.82
5. Step 5: Solve for x
   x = 4,916,565,055.82/91,892.48
6. Step 6: Final answer
   x = 53,503.46