Finding the Fourth Proportional to 81,300.22, 112,188.18 and 45,483.64

Step by Step Solution

1. Step 1: Write the proportion equation
   81,300.22 : 112,188.18 = 45,483.64 : x
2. Step 2: Convert to fraction form
   81,300.22/112,188.18 = 45,483.64/x
3. Step 3: Cross multiply
   81,300.22x = 112,188.18 × 45,483.64
4. Step 4: Simplify right side
   81,300.22x = 5,102,726,791.38
5. Step 5: Solve for x
   x = 5,102,726,791.38/81,300.22
6. Step 6: Final answer
   x = 62,764.00