Finding the Third Proportional to 215,051,940 and 471,907,632

Step by Step Solution

1. Step 1: Write the proportion equation
   215,051,940 : 471,907,632 = 471,907,632 : x
2. Step 2: Convert to fraction form
   215,051,940/471,907,632 = 471,907,632/x
3. Step 3: Cross multiply
   215,051,940x = 471,907,632 × 471,907,632
4. Step 4: Simplify right side
   215,051,940x = 222,696,813,139,847,424
5. Step 5: Solve for x
   x = 222,696,813,139,847,424/215,051,940
6. Step 6: Final answer
   x = 1,035,548,961.52