Finding the Fourth Proportional to 58,766.61, 80,962.59 and 40,599.93

Step by Step Solution

1. Step 1: Write the proportion equation
   58,766.61 : 80,962.59 = 40,599.93 : x
2. Step 2: Convert to fraction form
   58,766.61/80,962.59 = 40,599.93/x
3. Step 3: Cross multiply
   58,766.61x = 80,962.59 × 40,599.93
4. Step 4: Simplify right side
   58,766.61x = 3,287,075,714.10
5. Step 5: Solve for x
   x = 3,287,075,714.10/58,766.61
6. Step 6: Final answer
   x = 55,934.41