Finding the Third Proportional to 35,850,498 and 78,667,140

Step by Step Solution

1. Step 1: Write the proportion equation
   35,850,498 : 78,667,140 = 78,667,140 : x
2. Step 2: Convert to fraction form
   35,850,498/78,667,140 = 78,667,140/x
3. Step 3: Cross multiply
   35,850,498x = 78,667,140 × 78,667,140
4. Step 4: Simplify right side
   35,850,498x = 6,188,518,915,779,600
5. Step 5: Solve for x
   x = 6,188,518,915,779,600/35,850,498
6. Step 6: Final answer
   x = 172,620,166.00