Finding the Fourth Proportional to 42,664,579.71, 58,866,880.71 and 25,918,984.35

Step by Step Solution

1. Step 1: Write the proportion equation
   42,664,579.71 : 58,866,880.71 = 25,918,984.35 : x
2. Step 2: Convert to fraction form
   42,664,579.71/58,866,880.71 = 25,918,984.35/x
3. Step 3: Cross multiply
   42,664,579.71x = 58,866,880.71 × 25,918,984.35
4. Step 4: Simplify right side
   42,664,579.71x = 1,525,769,759,855,807
5. Step 5: Solve for x
   x = 1,525,769,759,855,807/42,664,579.71
6. Step 6: Final answer
   x = 35,761,977.97