Finding the Fourth Proportional to 98,785.16, 148,178.56 and 35,649.98

Step by Step Solution

1. Step 1: Write the proportion equation
   98,785.16 : 148,178.56 = 35,649.98 : x
2. Step 2: Convert to fraction form
   98,785.16/148,178.56 = 35,649.98/x
3. Step 3: Cross multiply
   98,785.16x = 148,178.56 × 35,649.98
4. Step 4: Simplify right side
   98,785.16x = 5,282,562,700.43
5. Step 5: Solve for x
   x = 5,282,562,700.43/98,785.16
6. Step 6: Final answer
   x = 53,475.27