Finding the Third Proportional to 3,402,397.69 and 5,390,150.06

Step by Step Solution

1. Step 1: Write the proportion equation
   3,402,397.69 : 5,390,150.06 = 5,390,150.06 : x
2. Step 2: Convert to fraction form
   3,402,397.69/5,390,150.06 = 5,390,150.06/x
3. Step 3: Cross multiply
   3,402,397.69x = 5,390,150.06 × 5,390,150.06
4. Step 4: Simplify right side
   3,402,397.69x = 29,053,717,696,268.75
5. Step 5: Solve for x
   x = 29,053,717,696,268.75/3,402,397.69
6. Step 6: Final answer
   x = 8,539,189.23