Finding the Third Proportional to 89,370,636 and 192,849,360

Step by Step Solution

1. Step 1: Write the proportion equation
   89,370,636 : 192,849,360 = 192,849,360 : x
2. Step 2: Convert to fraction form
   89,370,636/192,849,360 = 192,849,360/x
3. Step 3: Cross multiply
   89,370,636x = 192,849,360 × 192,849,360
4. Step 4: Simplify right side
   89,370,636x = 37,190,875,652,409,600
5. Step 5: Solve for x
   x = 37,190,875,652,409,600/89,370,636
6. Step 6: Final answer
   x = 416,142,004.99