Finding the Fourth Proportional to 142,672,503.30, 214,075,110.15 and 74,592,068.10

Step by Step Solution

1. Step 1: Write the proportion equation
   142,672,503.30 : 214,075,110.15 = 74,592,068.10 : x
2. Step 2: Convert to fraction form
   142,672,503.30/214,075,110.15 = 74,592,068.10/x
3. Step 3: Cross multiply
   142,672,503.30x = 214,075,110.15 × 74,592,068.10
4. Step 4: Simplify right side
   142,672,503.30x = 15,968,305,194,823,800
5. Step 5: Solve for x
   x = 15,968,305,194,823,800/142,672,503.30
6. Step 6: Final answer
   x = 111,922,793.99