Finding the Fourth Proportional to 42,893,273.37, 64,303,747.98 and 18,613,910.14

Step by Step Solution

1. Step 1: Write the proportion equation
   42,893,273.37 : 64,303,747.98 = 18,613,910.14 : x
2. Step 2: Convert to fraction form
   42,893,273.37/64,303,747.98 = 18,613,910.14/x
3. Step 3: Cross multiply
   42,893,273.37x = 64,303,747.98 × 18,613,910.14
4. Step 4: Simplify right side
   42,893,273.37x = 1,196,944,186,564,926.50
5. Step 5: Solve for x
   x = 1,196,944,186,564,926.50/42,893,273.37
6. Step 6: Final answer
   x = 27,905,172.37