Finding the Fourth Proportional to 59,901.17, 82,700.75 and 42,068.21

Step by Step Solution

1. Step 1: Write the proportion equation
   59,901.17 : 82,700.75 = 42,068.21 : x
2. Step 2: Convert to fraction form
   59,901.17/82,700.75 = 42,068.21/x
3. Step 3: Cross multiply
   59,901.17x = 82,700.75 × 42,068.21
4. Step 4: Simplify right side
   59,901.17x = 3,479,072,307.82
5. Step 5: Solve for x
   x = 3,479,072,307.82/59,901.17
6. Step 6: Final answer
   x = 58,080.21