Finding the Third Proportional to 103,813,278 and 245,061,166.50

Step by Step Solution

1. Step 1: Write the proportion equation
   103,813,278 : 245,061,166.50 = 245,061,166.50 : x
2. Step 2: Convert to fraction form
   103,813,278/245,061,166.50 = 245,061,166.50/x
3. Step 3: Cross multiply
   103,813,278x = 245,061,166.50 × 245,061,166.50
4. Step 4: Simplify right side
   103,813,278x = 60,054,975,326,340,720
5. Step 5: Solve for x
   x = 60,054,975,326,340,720/103,813,278
6. Step 6: Final answer
   x = 578,490,309.56