Finding the Fourth Proportional to 1,564,434.50, 2,158,919.61 and 849,042.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,564,434.50 : 2,158,919.61 = 849,042.50 : x
2. Step 2: Convert to fraction form
   1,564,434.50/2,158,919.61 = 849,042.50/x
3. Step 3: Cross multiply
   1,564,434.50x = 2,158,919.61 × 849,042.50
4. Step 4: Simplify right side
   1,564,434.50x = 1,833,014,502,973.42
5. Step 5: Solve for x
   x = 1,833,014,502,973.42/1,564,434.50
6. Step 6: Final answer
   x = 1,171,678.65