Finding the Fourth Proportional to 67,487,958, 101,249,199.72 and 19,618,902

Step by Step Solution

1. Step 1: Write the proportion equation
   67,487,958 : 101,249,199.72 = 19,618,902 : x
2. Step 2: Convert to fraction form
   67,487,958/101,249,199.72 = 19,618,902/x
3. Step 3: Cross multiply
   67,487,958x = 101,249,199.72 × 19,618,902
4. Step 4: Simplify right side
   67,487,958x = 1,986,398,126,885,107.50
5. Step 5: Solve for x
   x = 1,986,398,126,885,107.50/67,487,958
6. Step 6: Final answer
   x = 29,433,371.31