Finding the Fourth Proportional to 42,707,431.71, 64,163,345.82 and 27,384,742.00

Step by Step Solution

1. Step 1: Write the proportion equation
   42,707,431.71 : 64,163,345.82 = 27,384,742.00 : x
2. Step 2: Convert to fraction form
   42,707,431.71/64,163,345.82 = 27,384,742.00/x
3. Step 3: Cross multiply
   42,707,431.71x = 64,163,345.82 × 27,384,742.00
4. Step 4: Simplify right side
   42,707,431.71x = 1,757,096,670,977,070
5. Step 5: Solve for x
   x = 1,757,096,670,977,070/42,707,431.71
6. Step 6: Final answer
   x = 41,142,644.28