Finding the Third Proportional to 215,048,160 and 469,147,393.50

Step by Step Solution

1. Step 1: Write the proportion equation
   215,048,160 : 469,147,393.50 = 469,147,393.50 : x
2. Step 2: Convert to fraction form
   215,048,160/469,147,393.50 = 469,147,393.50/x
3. Step 3: Cross multiply
   215,048,160x = 469,147,393.50 × 469,147,393.50
4. Step 4: Simplify right side
   215,048,160x = 220,099,276,827,843,840
5. Step 5: Solve for x
   x = 220,099,276,827,843,840/215,048,160
6. Step 6: Final answer
   x = 1,023,488,305.26