Finding the Fourth Proportional to 6,986,100.96, 9,640,817.88 and 3,888,557.52

Step by Step Solution

1. Step 1: Write the proportion equation
   6,986,100.96 : 9,640,817.88 = 3,888,557.52 : x
2. Step 2: Convert to fraction form
   6,986,100.96/9,640,817.88 = 3,888,557.52/x
3. Step 3: Cross multiply
   6,986,100.96x = 9,640,817.88 × 3,888,557.52
4. Step 4: Simplify right side
   6,986,100.96x = 37,488,874,866,224.46
5. Step 5: Solve for x
   x = 37,488,874,866,224.46/6,986,100.96
6. Step 6: Final answer
   x = 5,366,208.57