Finding the Fourth Proportional to 14,123.52, 19,490.47 and 7,835.90

Step by Step Solution

1. Step 1: Write the proportion equation
   14,123.52 : 19,490.47 = 7,835.90 : x
2. Step 2: Convert to fraction form
   14,123.52/19,490.47 = 7,835.90/x
3. Step 3: Cross multiply
   14,123.52x = 19,490.47 × 7,835.90
4. Step 4: Simplify right side
   14,123.52x = 152,725,256.83
5. Step 5: Solve for x
   x = 152,725,256.83/14,123.52
6. Step 6: Final answer
   x = 10,813.54