Finding the Fourth Proportional to 91,841.60, 137,710.62 and 31,841.93

Step by Step Solution

1. Step 1: Write the proportion equation
   91,841.60 : 137,710.62 = 31,841.93 : x
2. Step 2: Convert to fraction form
   91,841.60/137,710.62 = 31,841.93/x
3. Step 3: Cross multiply
   91,841.60x = 137,710.62 × 31,841.93
4. Step 4: Simplify right side
   91,841.60x = 4,384,971,233.74
5. Step 5: Solve for x
   x = 4,384,971,233.74/91,841.60
6. Step 6: Final answer
   x = 47,744.94