Finding the Fourth Proportional to 51,581,548.17, 71,284,667.81 and 42,274,438.53

Step by Step Solution

1. Step 1: Write the proportion equation
   51,581,548.17 : 71,284,667.81 = 42,274,438.53 : x
2. Step 2: Convert to fraction form
   51,581,548.17/71,284,667.81 = 42,274,438.53/x
3. Step 3: Cross multiply
   51,581,548.17x = 71,284,667.81 × 42,274,438.53
4. Step 4: Simplify right side
   51,581,548.17x = 3,013,519,307,253,943
5. Step 5: Solve for x
   x = 3,013,519,307,253,943/51,581,548.17
6. Step 6: Final answer
   x = 58,422,428.45