Finding the Third Proportional to 530,908 and 1,155,129

Step by Step Solution

1. Step 1: Write the proportion equation
   530,908 : 1,155,129 = 1,155,129 : x
2. Step 2: Convert to fraction form
   530,908/1,155,129 = 1,155,129/x
3. Step 3: Cross multiply
   530,908x = 1,155,129 × 1,155,129
4. Step 4: Simplify right side
   530,908x = 1,334,323,006,641
5. Step 5: Solve for x
   x = 1,334,323,006,641/530,908
6. Step 6: Final answer
   x = 2,513,284.80