Finding the Fourth Proportional to 342,026,402.04, 471,983,789.78 and 185,390,146

Step by Step Solution

1. Step 1: Write the proportion equation
   342,026,402.04 : 471,983,789.78 = 185,390,146 : x
2. Step 2: Convert to fraction form
   342,026,402.04/471,983,789.78 = 185,390,146/x
3. Step 3: Cross multiply
   342,026,402.04x = 471,983,789.78 × 185,390,146
4. Step 4: Simplify right side
   342,026,402.04x = 87,501,143,696,947,504
5. Step 5: Solve for x
   x = 87,501,143,696,947,504/342,026,402.04
6. Step 6: Final answer
   x = 255,831,547.43