Finding the Fourth Proportional to 362,472,227.48, 543,979,117.82 and 245,610,492.12

Step by Step Solution

1. Step 1: Write the proportion equation
   362,472,227.48 : 543,979,117.82 = 245,610,492.12 : x
2. Step 2: Convert to fraction form
   362,472,227.48/543,979,117.82 = 245,610,492.12/x
3. Step 3: Cross multiply
   362,472,227.48x = 543,979,117.82 × 245,610,492.12
4. Step 4: Simplify right side
   362,472,227.48x = 133,606,978,830,773,680
5. Step 5: Solve for x
   x = 133,606,978,830,773,680/362,472,227.48
6. Step 6: Final answer
   x = 368,599,215.89