Finding the Fourth Proportional to 139,797,447.33, 209,696,164.92 and 132,807,026.25

Step by Step Solution

1. Step 1: Write the proportion equation
   139,797,447.33 : 209,696,164.92 = 132,807,026.25 : x
2. Step 2: Convert to fraction form
   139,797,447.33/209,696,164.92 = 132,807,026.25/x
3. Step 3: Cross multiply
   139,797,447.33x = 209,696,164.92 × 132,807,026.25
4. Step 4: Simplify right side
   139,797,447.33x = 27,849,124,079,054,768
5. Step 5: Solve for x
   x = 27,849,124,079,054,768/139,797,447.33
6. Step 6: Final answer
   x = 199,210,533.60