Finding the Third Proportional to 170,349,970.50 and 369,773,158.50

Step by Step Solution

1. Step 1: Write the proportion equation
   170,349,970.50 : 369,773,158.50 = 369,773,158.50 : x
2. Step 2: Convert to fraction form
   170,349,970.50/369,773,158.50 = 369,773,158.50/x
3. Step 3: Cross multiply
   170,349,970.50x = 369,773,158.50 × 369,773,158.50
4. Step 4: Simplify right side
   170,349,970.50x = 136,732,188,747,066,128
5. Step 5: Solve for x
   x = 136,732,188,747,066,128/170,349,970.50
6. Step 6: Final answer
   x = 802,654,607.72