Finding the Fourth Proportional to 12,856,194.32, 19,284,239.52 and 4,656,917.46

Step by Step Solution

1. Step 1: Write the proportion equation
   12,856,194.32 : 19,284,239.52 = 4,656,917.46 : x
2. Step 2: Convert to fraction form
   12,856,194.32/19,284,239.52 = 4,656,917.46/x
3. Step 3: Cross multiply
   12,856,194.32x = 19,284,239.52 × 4,656,917.46
4. Step 4: Simplify right side
   12,856,194.32x = 89,805,111,723,510.02
5. Step 5: Solve for x
   x = 89,805,111,723,510.02/12,856,194.32
6. Step 6: Final answer
   x = 6,985,357.37