Finding the Third Proportional to 72,540,063 and 153,267,606

Step by Step Solution

1. Step 1: Write the proportion equation
   72,540,063 : 153,267,606 = 153,267,606 : x
2. Step 2: Convert to fraction form
   72,540,063/153,267,606 = 153,267,606/x
3. Step 3: Cross multiply
   72,540,063x = 153,267,606 × 153,267,606
4. Step 4: Simplify right side
   72,540,063x = 23,490,959,048,971,236
5. Step 5: Solve for x
   x = 23,490,959,048,971,236/72,540,063
6. Step 6: Final answer
   x = 323,834,279.67