Finding the Fourth Proportional to 1,928,870.52, 2,893,425.92 and 508,928.08

Step by Step Solution

1. Step 1: Write the proportion equation
   1,928,870.52 : 2,893,425.92 = 508,928.08 : x
2. Step 2: Convert to fraction form
   1,928,870.52/2,893,425.92 = 508,928.08/x
3. Step 3: Cross multiply
   1,928,870.52x = 2,893,425.92 × 508,928.08
4. Step 4: Simplify right side
   1,928,870.52x = 1,472,545,698,087.83
5. Step 5: Solve for x
   x = 1,472,545,698,087.83/1,928,870.52
6. Step 6: Final answer
   x = 763,423.82