Finding the Third Proportional to 65,048,612 and 89,193,972

Step by Step Solution

1. Step 1: Write the proportion equation
   65,048,612 : 89,193,972 = 89,193,972 : x
2. Step 2: Convert to fraction form
   65,048,612/89,193,972 = 89,193,972/x
3. Step 3: Cross multiply
   65,048,612x = 89,193,972 × 89,193,972
4. Step 4: Simplify right side
   65,048,612x = 7,955,564,641,136,784
5. Step 5: Solve for x
   x = 7,955,564,641,136,784/65,048,612
6. Step 6: Final answer
   x = 122,301,835.45