Finding the Fourth Proportional to 58,298,929.89, 87,389,870.72 and 19,934,206.53

Step by Step Solution

1. Step 1: Write the proportion equation
   58,298,929.89 : 87,389,870.72 = 19,934,206.53 : x
2. Step 2: Convert to fraction form
   58,298,929.89/87,389,870.72 = 19,934,206.53/x
3. Step 3: Cross multiply
   58,298,929.89x = 87,389,870.72 × 19,934,206.53
4. Step 4: Simplify right side
   58,298,929.89x = 1,742,047,731,462,809
5. Step 5: Solve for x
   x = 1,742,047,731,462,809/58,298,929.89
6. Step 6: Final answer
   x = 29,881,298.59