Finding the Fourth Proportional to 82,577.60, 123,814.54 and 37,612.88

Step by Step Solution

1. Step 1: Write the proportion equation
   82,577.60 : 123,814.54 = 37,612.88 : x
2. Step 2: Convert to fraction form
   82,577.60/123,814.54 = 37,612.88/x
3. Step 3: Cross multiply
   82,577.60x = 123,814.54 × 37,612.88
4. Step 4: Simplify right side
   82,577.60x = 4,657,021,435.28
5. Step 5: Solve for x
   x = 4,657,021,435.28/82,577.60
6. Step 6: Final answer
   x = 56,395.70