Finding the Fourth Proportional to 11,071,786.60, 16,606,124.70 and 3,499,517.80

Step by Step Solution

1. Step 1: Write the proportion equation
   11,071,786.60 : 16,606,124.70 = 3,499,517.80 : x
2. Step 2: Convert to fraction form
   11,071,786.60/16,606,124.70 = 3,499,517.80/x
3. Step 3: Cross multiply
   11,071,786.60x = 16,606,124.70 × 3,499,517.80
4. Step 4: Simplify right side
   11,071,786.60x = 58,113,428,976,669.66
5. Step 5: Solve for x
   x = 58,113,428,976,669.66/11,071,786.60
6. Step 6: Final answer
   x = 5,248,785.14