Finding the Fourth Proportional to 477,492,150.72, 716,238,179.91 and 132,445,792.74

Step by Step Solution

1. Step 1: Write the proportion equation
   477,492,150.72 : 716,238,179.91 = 132,445,792.74 : x
2. Step 2: Convert to fraction form
   477,492,150.72/716,238,179.91 = 132,445,792.74/x
3. Step 3: Cross multiply
   477,492,150.72x = 716,238,179.91 × 132,445,792.74
4. Step 4: Simplify right side
   477,492,150.72x = 94,862,733,528,834,688
5. Step 5: Solve for x
   x = 94,862,733,528,834,688/477,492,150.72
6. Step 6: Final answer
   x = 198,668,676.30