Finding the Third Proportional to 98,600,870 and 153,870,415

Step by Step Solution

1. Step 1: Write the proportion equation
   98,600,870 : 153,870,415 = 153,870,415 : x
2. Step 2: Convert to fraction form
   98,600,870/153,870,415 = 153,870,415/x
3. Step 3: Cross multiply
   98,600,870x = 153,870,415 × 153,870,415
4. Step 4: Simplify right side
   98,600,870x = 23,676,104,612,272,224
5. Step 5: Solve for x
   x = 23,676,104,612,272,224/98,600,870
6. Step 6: Final answer
   x = 240,120,646.12