Finding the Fourth Proportional to 28,557,111.57, 42,852,687.68 and 10,362,726.37

Step by Step Solution

1. Step 1: Write the proportion equation
   28,557,111.57 : 42,852,687.68 = 10,362,726.37 : x
2. Step 2: Convert to fraction form
   28,557,111.57/42,852,687.68 = 10,362,726.37/x
3. Step 3: Cross multiply
   28,557,111.57x = 42,852,687.68 × 10,362,726.37
4. Step 4: Simplify right side
   28,557,111.57x = 444,070,676,646,910.06
5. Step 5: Solve for x
   x = 444,070,676,646,910.06/28,557,111.57
6. Step 6: Final answer
   x = 15,550,265.84