Finding the Third Proportional to 1,437,370 and 2,156,090

Step by Step Solution

1. Step 1: Write the proportion equation
   1,437,370 : 2,156,090 = 2,156,090 : x
2. Step 2: Convert to fraction form
   1,437,370/2,156,090 = 2,156,090/x
3. Step 3: Cross multiply
   1,437,370x = 2,156,090 × 2,156,090
4. Step 4: Simplify right side
   1,437,370x = 4,648,724,088,100
5. Step 5: Solve for x
   x = 4,648,724,088,100/1,437,370
6. Step 6: Final answer
   x = 3,234,187.50