Finding the Fourth Proportional to 42,760,461.20, 64,066,042.20 and 36,788,493.20

Step by Step Solution

1. Step 1: Write the proportion equation
   42,760,461.20 : 64,066,042.20 = 36,788,493.20 : x
2. Step 2: Convert to fraction form
   42,760,461.20/64,066,042.20 = 36,788,493.20/x
3. Step 3: Cross multiply
   42,760,461.20x = 64,066,042.20 × 36,788,493.20
4. Step 4: Simplify right side
   42,760,461.20x = 2,356,893,157,825,613.50
5. Step 5: Solve for x
   x = 2,356,893,157,825,613.50/42,760,461.20
6. Step 6: Final answer
   x = 55,118,515.84