Finding the Third Proportional to 1,007,670 and 1,506,129

Step by Step Solution

1. Step 1: Write the proportion equation
   1,007,670 : 1,506,129 = 1,506,129 : x
2. Step 2: Convert to fraction form
   1,007,670/1,506,129 = 1,506,129/x
3. Step 3: Cross multiply
   1,007,670x = 1,506,129 × 1,506,129
4. Step 4: Simplify right side
   1,007,670x = 2,268,424,564,641
5. Step 5: Solve for x
   x = 2,268,424,564,641/1,007,670
6. Step 6: Final answer
   x = 2,251,158.18