Finding the Fourth Proportional to 142,105,582.80, 196,117,097.82 and 112,977,301.59

Step by Step Solution

1. Step 1: Write the proportion equation
   142,105,582.80 : 196,117,097.82 = 112,977,301.59 : x
2. Step 2: Convert to fraction form
   142,105,582.80/196,117,097.82 = 112,977,301.59/x
3. Step 3: Cross multiply
   142,105,582.80x = 196,117,097.82 × 112,977,301.59
4. Step 4: Simplify right side
   142,105,582.80x = 22,156,780,507,365,672
5. Step 5: Solve for x
   x = 22,156,780,507,365,672/142,105,582.80
6. Step 6: Final answer
   x = 155,917,734.34