Finding the Fourth Proportional to 42,669,987.38, 58,870,167.99 and 27,778,530.79

Step by Step Solution

1. Step 1: Write the proportion equation
   42,669,987.38 : 58,870,167.99 = 27,778,530.79 : x
2. Step 2: Convert to fraction form
   42,669,987.38/58,870,167.99 = 27,778,530.79/x
3. Step 3: Cross multiply
   42,669,987.38x = 58,870,167.99 × 27,778,530.79
4. Step 4: Simplify right side
   42,669,987.38x = 1,635,326,773,871,342.50
5. Step 5: Solve for x
   x = 1,635,326,773,871,342.50/42,669,987.38
6. Step 6: Final answer
   x = 38,324,988.46