Finding the Fourth Proportional to 81,561.24, 112,548.72 and 45,264.63

Step by Step Solution

1. Step 1: Write the proportion equation
   81,561.24 : 112,548.72 = 45,264.63 : x
2. Step 2: Convert to fraction form
   81,561.24/112,548.72 = 45,264.63/x
3. Step 3: Cross multiply
   81,561.24x = 112,548.72 × 45,264.63
4. Step 4: Simplify right side
   81,561.24x = 5,094,476,167.77
5. Step 5: Solve for x
   x = 5,094,476,167.77/81,561.24
6. Step 6: Final answer
   x = 62,461.98