Finding the Third Proportional to 164,190,061.50 and 356,959,113

Step by Step Solution

1. Step 1: Write the proportion equation
   164,190,061.50 : 356,959,113 = 356,959,113 : x
2. Step 2: Convert to fraction form
   164,190,061.50/356,959,113 = 356,959,113/x
3. Step 3: Cross multiply
   164,190,061.50x = 356,959,113 × 356,959,113
4. Step 4: Simplify right side
   164,190,061.50x = 127,419,808,353,746,768
5. Step 5: Solve for x
   x = 127,419,808,353,746,768/164,190,061.50
6. Step 6: Final answer
   x = 776,050,676.82