Finding the Fourth Proportional to 64,250.80, 96,320.76 and 30,925

Step by Step Solution

1. Step 1: Write the proportion equation
   64,250.80 : 96,320.76 = 30,925 : x
2. Step 2: Convert to fraction form
   64,250.80/96,320.76 = 30,925/x
3. Step 3: Cross multiply
   64,250.80x = 96,320.76 × 30,925
4. Step 4: Simplify right side
   64,250.80x = 2,978,719,503
5. Step 5: Solve for x
   x = 2,978,719,503/64,250.80
6. Step 6: Final answer
   x = 46,360.82