Finding the Fourth Proportional to 1,921,989.61, 2,653,013.55 and 1,106,518.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,921,989.61 : 2,653,013.55 = 1,106,518.29 : x
2. Step 2: Convert to fraction form
   1,921,989.61/2,653,013.55 = 1,106,518.29/x
3. Step 3: Cross multiply
   1,921,989.61x = 2,653,013.55 × 1,106,518.29
4. Step 4: Simplify right side
   1,921,989.61x = 2,935,608,016,692.83
5. Step 5: Solve for x
   x = 2,935,608,016,692.83/1,921,989.61
6. Step 6: Final answer
   x = 1,527,379.75