Finding the Fourth Proportional to 12,953.52, 17,875.62 and 7,916.94

Step by Step Solution

1. Step 1: Write the proportion equation
   12,953.52 : 17,875.62 = 7,916.94 : x
2. Step 2: Convert to fraction form
   12,953.52/17,875.62 = 7,916.94/x
3. Step 3: Cross multiply
   12,953.52x = 17,875.62 × 7,916.94
4. Step 4: Simplify right side
   12,953.52x = 141,520,211.00
5. Step 5: Solve for x
   x = 141,520,211.00/12,953.52
6. Step 6: Final answer
   x = 10,925.23