Finding the Fourth Proportional to 107,022.75, 147,691 and 61,700.52

Step by Step Solution

1. Step 1: Write the proportion equation
   107,022.75 : 147,691 = 61,700.52 : x
2. Step 2: Convert to fraction form
   107,022.75/147,691 = 61,700.52/x
3. Step 3: Cross multiply
   107,022.75x = 147,691 × 61,700.52
4. Step 4: Simplify right side
   107,022.75x = 9,112,611,499.32
5. Step 5: Solve for x
   x = 9,112,611,499.32/107,022.75
6. Step 6: Final answer
   x = 85,146.49