Finding the Fourth Proportional to 83,387.02, 115,075.56 and 59,554.30

Step by Step Solution

1. Step 1: Write the proportion equation
   83,387.02 : 115,075.56 = 59,554.30 : x
2. Step 2: Convert to fraction form
   83,387.02/115,075.56 = 59,554.30/x
3. Step 3: Cross multiply
   83,387.02x = 115,075.56 × 59,554.30
4. Step 4: Simplify right side
   83,387.02x = 6,853,244,422.91
5. Step 5: Solve for x
   x = 6,853,244,422.91/83,387.02
6. Step 6: Final answer
   x = 82,185.99