Finding the Fourth Proportional to 64,062,826.47, 88,415,496.27 and 39,278,630.34

Step by Step Solution

1. Step 1: Write the proportion equation
   64,062,826.47 : 88,415,496.27 = 39,278,630.34 : x
2. Step 2: Convert to fraction form
   64,062,826.47/88,415,496.27 = 39,278,630.34/x
3. Step 3: Cross multiply
   64,062,826.47x = 88,415,496.27 × 39,278,630.34
4. Step 4: Simplify right side
   64,062,826.47x = 3,472,839,594,316,979
5. Step 5: Solve for x
   x = 3,472,839,594,316,979/64,062,826.47
6. Step 6: Final answer
   x = 54,209,902.77