Finding the Fourth Proportional to 81,610.52, 112,624.56 and 45,803.25

Step by Step Solution

1. Step 1: Write the proportion equation
   81,610.52 : 112,624.56 = 45,803.25 : x
2. Step 2: Convert to fraction form
   81,610.52/112,624.56 = 45,803.25/x
3. Step 3: Cross multiply
   81,610.52x = 112,624.56 × 45,803.25
4. Step 4: Simplify right side
   81,610.52x = 5,158,570,877.82
5. Step 5: Solve for x
   x = 5,158,570,877.82/81,610.52
6. Step 6: Final answer
   x = 63,209.64