Finding the Fourth Proportional to 78,756,732.36, 118,134,602.82 and 42,382,256.76

Step by Step Solution

1. Step 1: Write the proportion equation
   78,756,732.36 : 118,134,602.82 = 42,382,256.76 : x
2. Step 2: Convert to fraction form
   78,756,732.36/118,134,602.82 = 42,382,256.76/x
3. Step 3: Cross multiply
   78,756,732.36x = 118,134,602.82 × 42,382,256.76
4. Step 4: Simplify right side
   78,756,732.36x = 5,006,811,068,957,860
5. Step 5: Solve for x
   x = 5,006,811,068,957,860/78,756,732.36
6. Step 6: Final answer
   x = 63,573,118.37