Finding the Fourth Proportional to 102,298.16, 153,448.88 and 31,222.32

Step by Step Solution

1. Step 1: Write the proportion equation
   102,298.16 : 153,448.88 = 31,222.32 : x
2. Step 2: Convert to fraction form
   102,298.16/153,448.88 = 31,222.32/x
3. Step 3: Cross multiply
   102,298.16x = 153,448.88 × 31,222.32
4. Step 4: Simplify right side
   102,298.16x = 4,791,030,035.00
5. Step 5: Solve for x
   x = 4,791,030,035.00/102,298.16
6. Step 6: Final answer
   x = 46,833.98