Finding the Third Proportional to 72,689,535 and 155,596,700.25

Step by Step Solution

1. Step 1: Write the proportion equation
   72,689,535 : 155,596,700.25 = 155,596,700.25 : x
2. Step 2: Convert to fraction form
   72,689,535/155,596,700.25 = 155,596,700.25/x
3. Step 3: Cross multiply
   72,689,535x = 155,596,700.25 × 155,596,700.25
4. Step 4: Simplify right side
   72,689,535x = 24,210,333,128,688,352
5. Step 5: Solve for x
   x = 24,210,333,128,688,352/72,689,535
6. Step 6: Final answer
   x = 333,064,905.82