Finding the Fourth Proportional to 61,160.76, 91,825.38 and 31,599

Step by Step Solution

1. Step 1: Write the proportion equation
   61,160.76 : 91,825.38 = 31,599 : x
2. Step 2: Convert to fraction form
   61,160.76/91,825.38 = 31,599/x
3. Step 3: Cross multiply
   61,160.76x = 91,825.38 × 31,599
4. Step 4: Simplify right side
   61,160.76x = 2,901,590,182.62
5. Step 5: Solve for x
   x = 2,901,590,182.62/61,160.76
6. Step 6: Final answer
   x = 47,442.02