Finding the Fourth Proportional to 42,836,647.29, 64,112,881.53 and 39,007,319.64

Step by Step Solution

1. Step 1: Write the proportion equation
   42,836,647.29 : 64,112,881.53 = 39,007,319.64 : x
2. Step 2: Convert to fraction form
   42,836,647.29/64,112,881.53 = 39,007,319.64/x
3. Step 3: Cross multiply
   42,836,647.29x = 64,112,881.53 × 39,007,319.64
4. Step 4: Simplify right side
   42,836,647.29x = 2,500,871,662,882,162.50
5. Step 5: Solve for x
   x = 2,500,871,662,882,162.50/42,836,647.29
6. Step 6: Final answer
   x = 58,381,591.96