Finding the Fourth Proportional to 10,123.25, 13,970.12 and 5,875.13

Step by Step Solution

1. Step 1: Write the proportion equation
   10,123.25 : 13,970.12 = 5,875.13 : x
2. Step 2: Convert to fraction form
   10,123.25/13,970.12 = 5,875.13/x
3. Step 3: Cross multiply
   10,123.25x = 13,970.12 × 5,875.13
4. Step 4: Simplify right side
   10,123.25x = 82,076,276.67
5. Step 5: Solve for x
   x = 82,076,276.67/10,123.25
6. Step 6: Final answer
   x = 8,107.70