Finding the Fourth Proportional to 65,963.10, 91,024.58 and 42,087.14

Step by Step Solution

1. Step 1: Write the proportion equation
   65,963.10 : 91,024.58 = 42,087.14 : x
2. Step 2: Convert to fraction form
   65,963.10/91,024.58 = 42,087.14/x
3. Step 3: Cross multiply
   65,963.10x = 91,024.58 × 42,087.14
4. Step 4: Simplify right side
   65,963.10x = 3,830,963,892.00
5. Step 5: Solve for x
   x = 3,830,963,892.00/65,963.10
6. Step 6: Final answer
   x = 58,077.38