Finding the Fourth Proportional to 124,774.73, 172,314.95 and 79,473.00

Step by Step Solution

1. Step 1: Write the proportion equation
   124,774.73 : 172,314.95 = 79,473.00 : x
2. Step 2: Convert to fraction form
   124,774.73/172,314.95 = 79,473.00/x
3. Step 3: Cross multiply
   124,774.73x = 172,314.95 × 79,473.00
4. Step 4: Simplify right side
   124,774.73x = 13,694,385,300.89
5. Step 5: Solve for x
   x = 13,694,385,300.89/124,774.73
6. Step 6: Final answer
   x = 109,752.88