Finding the Fourth Proportional to 70,875.93, 106,314.15 and 48,621.86

Step by Step Solution

1. Step 1: Write the proportion equation
   70,875.93 : 106,314.15 = 48,621.86 : x
2. Step 2: Convert to fraction form
   70,875.93/106,314.15 = 48,621.86/x
3. Step 3: Cross multiply
   70,875.93x = 106,314.15 × 48,621.86
4. Step 4: Simplify right side
   70,875.93x = 5,169,191,185.75
5. Step 5: Solve for x
   x = 5,169,191,185.75/70,875.93
6. Step 6: Final answer
   x = 72,932.96