Finding the Fourth Proportional to 81,597.60, 112,577.67 and 49,342.10

Step by Step Solution

1. Step 1: Write the proportion equation
   81,597.60 : 112,577.67 = 49,342.10 : x
2. Step 2: Convert to fraction form
   81,597.60/112,577.67 = 49,342.10/x
3. Step 3: Cross multiply
   81,597.60x = 112,577.67 × 49,342.10
4. Step 4: Simplify right side
   81,597.60x = 5,554,818,088.02
5. Step 5: Solve for x
   x = 5,554,818,088.02/81,597.60
6. Step 6: Final answer
   x = 68,075.75