Finding the Fourth Proportional to 89,567.30, 123,620.56 and 51,352.52

Step by Step Solution

1. Step 1: Write the proportion equation
   89,567.30 : 123,620.56 = 51,352.52 : x
2. Step 2: Convert to fraction form
   89,567.30/123,620.56 = 51,352.52/x
3. Step 3: Cross multiply
   89,567.30x = 123,620.56 × 51,352.52
4. Step 4: Simplify right side
   89,567.30x = 6,348,227,279.81
5. Step 5: Solve for x
   x = 6,348,227,279.81/89,567.30
6. Step 6: Final answer
   x = 70,876.62