Finding the Fourth Proportional to 13,254,658.32, 19,887,744.72 and 7,193,672.12

Step by Step Solution

1. Step 1: Write the proportion equation
   13,254,658.32 : 19,887,744.72 = 7,193,672.12 : x
2. Step 2: Convert to fraction form
   13,254,658.32/19,887,744.72 = 7,193,672.12/x
3. Step 3: Cross multiply
   13,254,658.32x = 19,887,744.72 × 7,193,672.12
4. Step 4: Simplify right side
   13,254,658.32x = 143,065,914,721,941.19
5. Step 5: Solve for x
   x = 143,065,914,721,941.19/13,254,658.32
6. Step 6: Final answer
   x = 10,793,632.79