Finding the Fourth Proportional to 107,023.10, 147,692.96 and 64,573.43

Step by Step Solution

1. Step 1: Write the proportion equation
   107,023.10 : 147,692.96 = 64,573.43 : x
2. Step 2: Convert to fraction form
   107,023.10/147,692.96 = 64,573.43/x
3. Step 3: Cross multiply
   107,023.10x = 147,692.96 × 64,573.43
4. Step 4: Simplify right side
   107,023.10x = 9,537,040,275.59
5. Step 5: Solve for x
   x = 9,537,040,275.59/107,023.10
6. Step 6: Final answer
   x = 89,111.98