Finding the Third Proportional to 870,979.50 and 1,875,436.88

Step by Step Solution

1. Step 1: Write the proportion equation
   870,979.50 : 1,875,436.88 = 1,875,436.88 : x
2. Step 2: Convert to fraction form
   870,979.50/1,875,436.88 = 1,875,436.88/x
3. Step 3: Cross multiply
   870,979.50x = 1,875,436.88 × 1,875,436.88
4. Step 4: Simplify right side
   870,979.50x = 3,517,263,472,109.77
5. Step 5: Solve for x
   x = 3,517,263,472,109.77/870,979.50
6. Step 6: Final answer
   x = 4,038,285.03