Finding the Fourth Proportional to 11,887.32, 17,834.71 and 7,148.93

Step by Step Solution

1. Step 1: Write the proportion equation
   11,887.32 : 17,834.71 = 7,148.93 : x
2. Step 2: Convert to fraction form
   11,887.32/17,834.71 = 7,148.93/x
3. Step 3: Cross multiply
   11,887.32x = 17,834.71 × 7,148.93
4. Step 4: Simplify right side
   11,887.32x = 127,499,146.88
5. Step 5: Solve for x
   x = 127,499,146.88/11,887.32
6. Step 6: Final answer
   x = 10,725.64