Finding the Fourth Proportional to 611,055,796.88, 916,558,838.04 and 150,982,380.56

Step by Step Solution

1. Step 1: Write the proportion equation
   611,055,796.88 : 916,558,838.04 = 150,982,380.56 : x
2. Step 2: Convert to fraction form
   611,055,796.88/916,558,838.04 = 150,982,380.56/x
3. Step 3: Cross multiply
   611,055,796.88x = 916,558,838.04 × 150,982,380.56
4. Step 4: Simplify right side
   611,055,796.88x = 138,384,235,290,586,688
5. Step 5: Solve for x
   x = 138,384,235,290,586,688/611,055,796.88
6. Step 6: Final answer
   x = 226,467,428.99