Finding the Fourth Proportional to 13,868,382.48, 19,137,328.56 and 7,755,630

Step by Step Solution

1. Step 1: Write the proportion equation
   13,868,382.48 : 19,137,328.56 = 7,755,630 : x
2. Step 2: Convert to fraction form
   13,868,382.48/19,137,328.56 = 7,755,630/x
3. Step 3: Cross multiply
   13,868,382.48x = 19,137,328.56 × 7,755,630
4. Step 4: Simplify right side
   13,868,382.48x = 148,422,039,499,792.78
5. Step 5: Solve for x
   x = 148,422,039,499,792.78/13,868,382.48
6. Step 6: Final answer
   x = 10,702,188.21