Finding the Third Proportional to 35,654,700 and 78,124,140

Step by Step Solution

1. Step 1: Write the proportion equation
   35,654,700 : 78,124,140 = 78,124,140 : x
2. Step 2: Convert to fraction form
   35,654,700/78,124,140 = 78,124,140/x
3. Step 3: Cross multiply
   35,654,700x = 78,124,140 × 78,124,140
4. Step 4: Simplify right side
   35,654,700x = 6,103,381,250,739,600
5. Step 5: Solve for x
   x = 6,103,381,250,739,600/35,654,700
6. Step 6: Final answer
   x = 171,180,272.19