Finding the Fourth Proportional to 64,281,055.96, 88,656,552.40 and 42,277,150.76

Step by Step Solution

1. Step 1: Write the proportion equation
   64,281,055.96 : 88,656,552.40 = 42,277,150.76 : x
2. Step 2: Convert to fraction form
   64,281,055.96/88,656,552.40 = 42,277,150.76/x
3. Step 3: Cross multiply
   64,281,055.96x = 88,656,552.40 × 42,277,150.76
4. Step 4: Simplify right side
   64,281,055.96x = 3,748,146,431,676,640
5. Step 5: Solve for x
   x = 3,748,146,431,676,640/64,281,055.96
6. Step 6: Final answer
   x = 58,308,725.26