Finding the Fourth Proportional to 223,112,025.33, 307,799,087.49 and 139,334,711.34

Step by Step Solution

1. Step 1: Write the proportion equation
   223,112,025.33 : 307,799,087.49 = 139,334,711.34 : x
2. Step 2: Convert to fraction form
   223,112,025.33/307,799,087.49 = 139,334,711.34/x
3. Step 3: Cross multiply
   223,112,025.33x = 307,799,087.49 × 139,334,711.34
4. Step 4: Simplify right side
   223,112,025.33x = 42,887,097,006,134,560
5. Step 5: Solve for x
   x = 42,887,097,006,134,560/223,112,025.33
6. Step 6: Final answer
   x = 192,222,256.70