Finding the Third Proportional to 69,426,152.25 and 149,300,696.25

Step by Step Solution

1. Step 1: Write the proportion equation
   69,426,152.25 : 149,300,696.25 = 149,300,696.25 : x
2. Step 2: Convert to fraction form
   69,426,152.25/149,300,696.25 = 149,300,696.25/x
3. Step 3: Cross multiply
   69,426,152.25x = 149,300,696.25 × 149,300,696.25
4. Step 4: Simplify right side
   69,426,152.25x = 22,290,697,900,734,764
5. Step 5: Solve for x
   x = 22,290,697,900,734,764/69,426,152.25
6. Step 6: Final answer
   x = 321,070,622.21