Finding the Fourth Proportional to 70,902.86, 106,354.28 and 48,648.76

Step by Step Solution

1. Step 1: Write the proportion equation
   70,902.86 : 106,354.28 = 48,648.76 : x
2. Step 2: Convert to fraction form
   70,902.86/106,354.28 = 48,648.76/x
3. Step 3: Cross multiply
   70,902.86x = 106,354.28 × 48,648.76
4. Step 4: Simplify right side
   70,902.86x = 5,174,003,842.69
5. Step 5: Solve for x
   x = 5,174,003,842.69/70,902.86
6. Step 6: Final answer
   x = 72,973.13