Finding the Fourth Proportional to 11,917,436.42, 17,876,320.70 and 3,397,772.88

Step by Step Solution

1. Step 1: Write the proportion equation
   11,917,436.42 : 17,876,320.70 = 3,397,772.88 : x
2. Step 2: Convert to fraction form
   11,917,436.42/17,876,320.70 = 3,397,772.88/x
3. Step 3: Cross multiply
   11,917,436.42x = 17,876,320.70 × 3,397,772.88
4. Step 4: Simplify right side
   11,917,436.42x = 60,739,677,668,642.61
5. Step 5: Solve for x
   x = 60,739,677,668,642.61/11,917,436.42
6. Step 6: Final answer
   x = 5,096,706.67