Finding the Third Proportional to 28,903,726 and 42,270,459

Step by Step Solution

1. Step 1: Write the proportion equation
   28,903,726 : 42,270,459 = 42,270,459 : x
2. Step 2: Convert to fraction form
   28,903,726/42,270,459 = 42,270,459/x
3. Step 3: Cross multiply
   28,903,726x = 42,270,459 × 42,270,459
4. Step 4: Simplify right side
   28,903,726x = 1,786,791,704,070,681
5. Step 5: Solve for x
   x = 1,786,791,704,070,681/28,903,726
6. Step 6: Final answer
   x = 61,818,732.44