Finding the Third Proportional to 35,091,148 and 78,250,686

Step by Step Solution

1. Step 1: Write the proportion equation
   35,091,148 : 78,250,686 = 78,250,686 : x
2. Step 2: Convert to fraction form
   35,091,148/78,250,686 = 78,250,686/x
3. Step 3: Cross multiply
   35,091,148x = 78,250,686 × 78,250,686
4. Step 4: Simplify right side
   35,091,148x = 6,123,169,859,470,596
5. Step 5: Solve for x
   x = 6,123,169,859,470,596/35,091,148
6. Step 6: Final answer
   x = 174,493,289.86