Finding the Third Proportional to 30,991,076 and 67,562,292

Step by Step Solution

1. Step 1: Write the proportion equation
   30,991,076 : 67,562,292 = 67,562,292 : x
2. Step 2: Convert to fraction form
   30,991,076/67,562,292 = 67,562,292/x
3. Step 3: Cross multiply
   30,991,076x = 67,562,292 × 67,562,292
4. Step 4: Simplify right side
   30,991,076x = 4,564,663,300,293,264
5. Step 5: Solve for x
   x = 4,564,663,300,293,264/30,991,076
6. Step 6: Final answer
   x = 147,289,603.64