Finding the Fourth Proportional to 59,536,615.09, 89,174,719.56 and 42,212,302.79

Step by Step Solution

1. Step 1: Write the proportion equation
   59,536,615.09 : 89,174,719.56 = 42,212,302.79 : x
2. Step 2: Convert to fraction form
   59,536,615.09/89,174,719.56 = 42,212,302.79/x
3. Step 3: Cross multiply
   59,536,615.09x = 89,174,719.56 × 42,212,302.79
4. Step 4: Simplify right side
   59,536,615.09x = 3,764,270,263,494,085.50
5. Step 5: Solve for x
   x = 3,764,270,263,494,085.50/59,536,615.09
6. Step 6: Final answer
   x = 63,226,138.37