Finding the Third Proportional to 109,802,817 and 146,386,561.50

Step by Step Solution

1. Step 1: Write the proportion equation
   109,802,817 : 146,386,561.50 = 146,386,561.50 : x
2. Step 2: Convert to fraction form
   109,802,817/146,386,561.50 = 146,386,561.50/x
3. Step 3: Cross multiply
   109,802,817x = 146,386,561.50 × 146,386,561.50
4. Step 4: Simplify right side
   109,802,817x = 21,429,025,387,793,284
5. Step 5: Solve for x
   x = 21,429,025,387,793,284/109,802,817
6. Step 6: Final answer
   x = 195,159,158.69