Finding the Fourth Proportional to 2,828,123.12, 4,242,848.88 and 934,864.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,828,123.12 : 4,242,848.88 = 934,864.50 : x
2. Step 2: Convert to fraction form
   2,828,123.12/4,242,848.88 = 934,864.50/x
3. Step 3: Cross multiply
   2,828,123.12x = 4,242,848.88 × 934,864.50
4. Step 4: Simplify right side
   2,828,123.12x = 3,966,488,796,776.76
5. Step 5: Solve for x
   x = 3,966,488,796,776.76/2,828,123.12
6. Step 6: Final answer
   x = 1,402,516.31