Finding the Fourth Proportional to 483,092,856.72, 666,696,684.60 and 363,804,990.93

Step by Step Solution

1. Step 1: Write the proportion equation
   483,092,856.72 : 666,696,684.60 = 363,804,990.93 : x
2. Step 2: Convert to fraction form
   483,092,856.72/666,696,684.60 = 363,804,990.93/x
3. Step 3: Cross multiply
   483,092,856.72x = 666,696,684.60 × 363,804,990.93
4. Step 4: Simplify right side
   483,092,856.72x = 242,547,581,293,964,096
5. Step 5: Solve for x
   x = 242,547,581,293,964,096/483,092,856.72
6. Step 6: Final answer
   x = 502,072,381.99