Finding the Fourth Proportional to 196,249,877.34, 270,837,543.39 and 112,621,532.89

Step by Step Solution

1. Step 1: Write the proportion equation
   196,249,877.34 : 270,837,543.39 = 112,621,532.89 : x
2. Step 2: Convert to fraction form
   196,249,877.34/270,837,543.39 = 112,621,532.89/x
3. Step 3: Cross multiply
   196,249,877.34x = 270,837,543.39 × 112,621,532.89
4. Step 4: Simplify right side
   196,249,877.34x = 30,502,139,300,743,684
5. Step 5: Solve for x
   x = 30,502,139,300,743,684/196,249,877.34
6. Step 6: Final answer
   x = 155,425,010.78