Finding the Third Proportional to 57,115,262 and 87,012,061

Step by Step Solution

1. Step 1: Write the proportion equation
   57,115,262 : 87,012,061 = 87,012,061 : x
2. Step 2: Convert to fraction form
   57,115,262/87,012,061 = 87,012,061/x
3. Step 3: Cross multiply
   57,115,262x = 87,012,061 × 87,012,061
4. Step 4: Simplify right side
   57,115,262x = 7,571,098,759,467,721
5. Step 5: Solve for x
   x = 7,571,098,759,467,721/57,115,262
6. Step 6: Final answer
   x = 132,558,242.65