Finding the Fourth Proportional to 83,180.82, 124,653.29 and 64,373.31

Step by Step Solution

1. Step 1: Write the proportion equation
   83,180.82 : 124,653.29 = 64,373.31 : x
2. Step 2: Convert to fraction form
   83,180.82/124,653.29 = 64,373.31/x
3. Step 3: Cross multiply
   83,180.82x = 124,653.29 × 64,373.31
4. Step 4: Simplify right side
   83,180.82x = 8,024,343,934.56
5. Step 5: Solve for x
   x = 8,024,343,934.56/83,180.82
6. Step 6: Final answer
   x = 96,468.68